From: Andreas Simbuerger <simbuerg@fim.uni-passau.de>
Date: Wed, 11 Aug 2010 20:27:02 +0000 (+0000)
Subject: Fix flipped condition using mpz_sgn.
X-Git-Tag: releases/gcc-4.6.0~5073
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=61298f6999f50e4618ea563a2306b6f628d0ef25;p=thirdparty%2Fgcc.git

Fix flipped condition using mpz_sgn.

2010-07-15  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>

	* graphite-cloog-util.c
	(cloog_matrix_to_ppl_constraint): Fix flipped condition.
	* graphite-poly.c
	(psct_scattering_dim_for_loop_depth): Same.

From-SVN: r163137
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2047ed899a30..f9f2dedfa22d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2010-08-02  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
+
+	* graphite-cloog-util.c
+	(cloog_matrix_to_ppl_constraint): Fix flipped condition.
+	* graphite-poly.c
+	(psct_scattering_dim_for_loop_depth): Same.
+
 2010-08-02  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
 
 	* graphite-cloog-util.h: Added cloog.h.
diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index fa59c7511c6a..806d67ed721e 100644
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,3 +1,10 @@
+2010-07-15  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
+
+	* graphite-cloog-util.c
+	(cloog_matrix_to_ppl_constraint): Fix flipped condition.
+	* graphite-poly.c
+	(psct_scattering_dim_for_loop_depth): Same.
+
 2010-07-07  Sebastian Pop  <sebastian.pop@amd.com>
 
 	* gfortran.dg/graphite/id-20.f: New.
diff --git a/gcc/graphite-cloog-util.c b/gcc/graphite-cloog-util.c
index 21a7872324c8..33ee5cfe57f7 100644
--- a/gcc/graphite-cloog-util.c
+++ b/gcc/graphite-cloog-util.c
@@ -187,7 +187,7 @@ cloog_matrix_to_ppl_constraint (CloogMatrix *matrix, int row)
   ppl_Linear_Expression_add_to_inhomogeneous (expr, coef);
   ppl_delete_Coefficient (coef);
 
-  if (mpz_sgn (matrix->p[row][0]))
+  if (mpz_sgn (matrix->p[row][0]) == 0)
     ppl_new_Constraint (&cstr, expr, PPL_CONSTRAINT_TYPE_EQUAL);
   else
     ppl_new_Constraint (&cstr, expr, PPL_CONSTRAINT_TYPE_GREATER_OR_EQUAL);
diff --git a/gcc/graphite-poly.c b/gcc/graphite-poly.c
index 67b93845e8af..7d33aa8c4a99 100644
--- a/gcc/graphite-poly.c
+++ b/gcc/graphite-poly.c
@@ -1018,7 +1018,7 @@ psct_scattering_dim_for_loop_depth (poly_bb_p pbb, graphite_dim_t loop_depth)
       ppl_Linear_Expression_coefficient (expr, iter, coef);
       ppl_Coefficient_to_mpz_t (coef, val);
 
-      if (mpz_sgn (val))
+      if (mpz_sgn (val) == 0)
 	{
 	  ppl_delete_Linear_Expression (expr);
 	  continue;